Princeton Tec Fuel HeadlampFEATURES Designed to meet the widest range of applications while remaining small, lightweight, and robust, the Fuel delivers 70 lumens of brightness and 146 hours of burn time. Its asymmetrical single arm bracket makes directing the light effortless and reliable. It features a large, easy to find push button switch and a virtually bulletproof, easy access battery door that protects the batteries and electronics. Headlamp easily lends itself as a handy